IBM IC25N040ATCS04 - Travelstar 40 GB Hard Drive, Specifications

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13.32 S.M.A.R.T. Function Set (B0h)
see below Status 1 0 1 1 0 0 0 0 Command
- - - - - - - - Device/Head 1 - 1 D - - - - Device/Head
- - - - - - - - Cylinder High 1 1 0 0 0 0 1 0 Cylinder High
- - - - - - - - Cylinder Low 0 1 0 0 1 1 1 1 Cylinder Low
- - - - - - - - Sector Number - - - - - - - - Sector Number
- - - - - - - - Sector Count V V V V V V V V Sector Count
see below Error V V V V V V V V Feature
- - - - - - - - Data - - - - - - - - Data
7 6 5 4 3 2 1 0 Register 7 6 5 4 3 2 1 0 Register
Command Block Input Registers Command Block Output Registers
V - 0 - V 0 V 0 0 0 V 0 0 0 0 0
ERR IDX COR DRQ DSC DF RDY BSY AMN T0N ABT 0 IDN 0 UNC CRC
0 1 2 3 4 5 6 7 0 1 2 3 4 5 6 7
Status Register Error Register
Figure 121. S.M.A.R.T. Function Set command (B0h)
The
S.M.A.R.T.
Function Set command provides access to the Attribute Values, the Attribute Thresholds,
and other low level subcommands that can be used for logging and reporting purposes and to accommo-
date special user needs. The
S.M.A.R.T.
Function Set command has several separate subcommands
which are selectable via the device's Features Register when the
S.M.A.R.T.
Function Set command is
issued by the host.
In order to select a subcommand the host must write the subcommand code to the device's Features
Register before issuing the
S.M.A.R.T.
Function Set command. The subcommands and their respective
codes are listed below.
Code Subcommand
S.M.A.R.T. Enable/Disable Automatic Off-line DBh
S.M.A.R.T. Return Status DAh
S.M.A.R.T. Disable Operations D9h
S.M.A.R.T. Enable Operations D8h
S.M.A.R.T. Write Log Sector D6h
S.M.A.R.T. Read Log Sector D5h
S.M.A.R.T. Execute Off-line Immediate D4h
S.M.A.R.T. Save Attribute Values D3h
S.M.A.R.T. Enable/disable Attribute Autosave D2h
S.M.A.R.T. Read Attribute Thresholds D1h
S.M.A.R.T. Read Attribute Values D0h
Travelstar 60GH & 40GN hard disk drive specifications
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